<template>
  <div class="ratingselect">
    <div class="rating-type border-1px">
      <span @click='select(2, $event)' class="block positive" :class="{'active':selectType===2}">{{desc.all}}<span class="count">{{ratings.length}}</span></span>
      <span @click='select(0, $event)' class="block positive" :class="{'active':selectType===0}">{{desc.positive}}<span class="count">{{positives.length}}</span></span>
      <span @click='select(1, $event)' class="block negative" :class="{'active':selectType===1}">{{desc.negative}}<span class="count">{{negatives.length}}</span></span>
    </div>
    <div @click='toggleContent' class="switch" :class="{'on':onlyContent}">
      <span class="icon-check_circle"></span>
      <span class="text">只看有内容的评价</span>
    </div>
  </div>
</template>

<script type="text/ecmascript-6">
  const POSITIVE = 0
  const NEGATIVE = 1
  const ALL = 2
  export default{
    data() {
      return {
        onlyContent: false,
        selectType: ALL
      }
    },
    props: {
      ratings: {
        type: Array,
        default() {
          return []
        }
      },
      desc: {
        type: Object,
        default() {
          return {
            all: '全部',
            positive: '满意',
            negative: '不满意'
          }
        }
      }
    },
    methods: {
      select(type, event) {
        if (!event._constructed) {
          return
        }
        this.selectType = type
        this.$store.commit('selecttype', this.selectType)
      },
      toggleContent(event) {
        if (!event._constructed) {
          return
        }
        this.onlyContent = !this.onlyContent
        this.$store.commit('onlycontent', this.onlyContent)
      }
    },
    computed: {
      positives() {
        return this.ratings.filter((rating) => {
          return rating.rateType === POSITIVE
        })
      },
      negatives() {
        return this.ratings.filter((rating) => {
          return rating.rateType === NEGATIVE
        })
      }
    }
  }
</script>

<style lang='stylus' rel="stylesheet/stylus" scoped>
  @import "../../common/stylus/mixin.styl"
  .ratingselect{
    .rating-type{
      padding:18px 0
      margin:0 18px
      border-1px(rgba(7,17,27,0.1))
      font-size:0
      .block{
        display: inline-block
        padding: 8px 12px
        margin-right:8px
        line-height:16px
        border-radius: 1px
        font-size: 12px
        color:rgb(77,85,93)
        &.active{
          color: #fff
        }
        .count{
          font-size:8px
          margin-left:2px
        }
        &.positive{
          background: rgba(0,160,220,0.2)
          &.active{
            background:rgb(0,160,220)
          }
        }
        &.negative{
          background: rgba(77,85,93,0.2)
          &.active{
            background:rgb(77,85,93)
          }
        }
      }
    }
    .switch{
      padding:12px 18px
      border-bottom:1px solid rgba(7,17,27,0.1)
      font-size:0
      line-height:24px
      &.on{
        .icon-check_circle{
          color:#00c850
        }
      }
      .icon-check_circle,.text{
        display: inline-block
        vertical-align: top
        font-size:24px
        color:rgb(147,153,159)
      }
      .text{
        margin-left:4px
        font-size:12px
      }
    }
  }
</style>
